Example 4 : In Fig 10.33, ABCD is a cyclic quadrilateral in which AC and BD are its diagonals. If ∠DBC = 55 degree and ∠BAC = 45 degree, find angle BCD. ABCD is a cyclic quadrilateral in which AC and BD are its diagonals. If ∠DBC = 55 degree and ∠BAC = 45 degree Example 4 : In Fig 10.33 find angle BCD. October 15, 2020 Category: Chapter 10 - Circles , Maths , NCERT Class 9 , Facebook Messenger WhatsApp Share this:TwitterFacebook Related